alpha, beta are roots of quadratic equation y^2-2y-7=0 find alpha^2 + beta^2 | easy method

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Mathematics Sirji

7 days ago

alpha, beta are roots of quadratic equation y^2-2y-7=0 find alpha^2 + beta^2 | easy method

alpha, beta are roots of quadratic equation y^2-2y-7=0 find alpha^2 + beta^2 | easy method